Issued Patents All Time
Showing 51–75 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7109387 | Production of α-chloroisopropyl-substituted aromatics | Gabriele Lang, Stephan Hueffer, Hans Peter Rath | 2006-09-19 |
| 7071275 | Polyisobutene and polyisobutene derivatives for use in lubricant compositions | Hans Peter Rath, Helmut Mach | 2006-07-04 |
| 7001966 | Method for the production of isobutene polymers | Gabriele Lang, Hans Peter Rath, Helmut Mach | 2006-02-21 |
| 6958382 | Polyisobutenyl ethers and thioethers | Helmut Mach, Darijo Mijolovic, Hans Peter Rath | 2005-10-25 |
| 6913660 | Dispersant compositions comprising novel emulsifiers for water in oil emulsions | Arend Jouke Kingma, Hans Peter Rath | 2005-07-05 |
| 6914163 | Method for producing polyisobutylphenols | Hans Peter Rath | 2005-07-05 |
| 6875897 | Method for producing polyisobutenylphenols | Hans Peter Rath | 2005-04-05 |
| 6649695 | Elastic sealing material on the basis of block copolymers made of isobutene and vinyl aromatic monomers | Hans Peter Rath, Helmut Mach, Konrad Knoll | 2003-11-18 |
| 5554782 | Preparation of dicyanobenzenes by ammonoxidation | Clemens Grund, Guenther Glas, Paul Guenthert, Helmut Reichelt, Rainer Becker +1 more | 1996-09-10 |
| 5547477 | Dye mixtures with pyridoneazo dyes | Helmut Degen, Gunther Lamm, Helmut Reichelt, Dieter Wegerle | 1996-08-20 |
| 5502170 | Azo dyes with an acetalized diazo component of the thiophene or thiazole series | Sabine Gruettner-Merten, Helmut Reichelt, Helmut Degen | 1996-03-26 |
| 5484460 | Dye mixtures containing azo dyes having a coupling component from the diaminopyridine series | Hermann Loeffler, Gunther Lamm, Volker Bach, Helmut Reichelt, Herbert Rothmaier | 1996-01-16 |
| 5466790 | Azo dyes with an acetalized diazo component of the thiophene or thiazole series | Sabine Gruettner-Merten, Helmut Reichelt, Helmut Degen | 1995-11-14 |
| 5431699 | Mixtures of azo dyes for navy to black hues | Uwe Nahr, Walter P. Sieber, Volker Walther | 1995-07-11 |
| 5403363 | Dye mixtures containing azo dyes having a coupling component from the diaminopyridine series | Hermann Loeffler, Gunther Lamm, Volker Bach, Helmut Reichelt, Herbert Rothmaier | 1995-04-04 |
| 5393308 | Mixtures of azo dyes for navy to black shades | Volker Bach, Clemens Grund, Helmut Reichelt, Paul Anthony Richter | 1995-02-28 |
| 5382263 | Blue dye mixtures of high brilliance | Helmut Degen, Sabine Gruettner-Merten, Helmut Reichelt | 1995-01-17 |
| 5376150 | Use of pyridine dyes in the textile sector, dye mixtures with pyridine dyes, and triazolopyridine dyes having a thienyl radical | Volker Bach, Ruediger Sens, Karl-Heinz Etzbach, Helmut Reichelt, Sabine Gruettner-Merten | 1994-12-27 |
| 5364972 | Preparation of nitrobenzophenones, and a color-stable modification of a benzophenone-azopyridone dye | Helmut Degen, Norbert Zimmerman, Ralf Brueckmann, Gunther Lamm, Helmut Reichelt | 1994-11-15 |
| 5330543 | Thiopheneazo dyes with a coupling component of the diaminopyridine series | Guenter Hansen, Gunther Lamm, Hermann Loeffler, Helmut Reichelt, Helmut Degen +1 more | 1994-07-19 |
| 5318601 | Dye mixtures containing azo and quinophthalone dyes | Gert Motzkus, Helmut Degen, Volker Walther | 1994-06-07 |
| 5166179 | N-benzoyl-N'-phenoxyphenylureas, their preparation and their use for controlling pests | Heinrich Adolphi | 1992-11-24 |
| 4889554 | Diphenyl ether derivatives, their preparation and their use for controlling undesirable plant growth | Bruno Wuerzer, Norbert Meyer | 1989-12-26 |
| 4769062 | Thiazolylamides, their preparation, and their use for controlling undesirable plant growth | Bruno Wuerzer, Norbert Meyer | 1988-09-06 |
| 4699923 | N-benzoyl-N'-phenylureas and their use for insect control | Karl Kiehs, Heinrich Adolphi | 1987-10-13 |